I know that isn't a original idea but it's helpful.
So, my idea is that each language have their own "server".
For example, my selected language it's
http://i.imgur.com/DrfVwBV.png
And i should be able to communicate with those which selected the same language.
Hope you have plans in the future to fix this.
It's annoying when go on global to find some "co-workers" and all you see it's a bunch of arabs.
